The 39-year-old actress and Chelsea, 38, were joined by Nashville star Hayden Panettiere with her love Wladimir Klitschko. Kate‘s husband Len Wiseman (not pictured) was also in attendance at the show.
“#TheRollingStones” Hayden tweeted that evening, along with a picture of the stage – check it out!
When asked on the red carpet if her and Wladimir were engaged, Hayden responded “No ring,” according to E! News.